/*
 * Copyright 1999-2017 Alibaba Group Holding Ltd.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.alibaba.druid.sql.ast;

public interface SQLSetQuantifier {
    // SQL 92
    public static final int ALL = 1;
    public static final int DISTINCT = 2;

    public static final int UNIQUE = 3;
    public static final int DISTINCTROW = 4;
    public static final int ALL_EXCEPT = 5;
    public static final int STRAIGHT_JOIN = 6;

    // <SetQuantifier>
}
